package com.enjoyor.soa.traffic.ping.efoms.listener;

import org.springframework.aop.interceptor.AsyncUncaughtExceptionHandler;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.task.TaskExecutor;
import org.springframework.scheduling.annotation.AsyncConfigurer;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;

import java.util.concurrent.Executor;
import java.util.concurrent.ThreadPoolExecutor;

/**
 * 线程池配置类
 */
@Configuration
@EnableAsync
public class ListenerAsyncConfiguration implements AsyncConfigurer {
    /**
     * 获取异步线程池执行对象
     *
     * @return
     */
    @Override
    public Executor getAsyncExecutor() {
        //使用Spring内置线程池任务对象
        ThreadPoolTaskExecutor taskExecutor = new ThreadPoolTaskExecutor();
        //设置线程池参数
        taskExecutor.setCorePoolSize(40);
        taskExecutor.setMaxPoolSize(100);
        taskExecutor.setQueueCapacity(50000);
        taskExecutor.setThreadNamePrefix("analysis-");
        taskExecutor.initialize();
        return taskExecutor;
    }

    @Override
    public AsyncUncaughtExceptionHandler getAsyncUncaughtExceptionHandler() {
        return null;
    }

    /**
     * ping程序线程池配置
     * @return
     */
    @Bean("taskExecutor")
    public TaskExecutor taskExecutor() {
        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
        // 设置核心线程数
        executor.setCorePoolSize(20);
        // 设置最大线程数
        executor.setMaxPoolSize(50);
        // 设置队列容量
        executor.setQueueCapacity(5000);
        // 设置线程活跃时间（秒）
        executor.setKeepAliveSeconds(10);
        // 设置默认线程名称
        executor.setThreadNamePrefix("ping-");
        // 设置拒绝策略
        executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
        // 等待所有任务结束后再关闭线程池
        executor.setWaitForTasksToCompleteOnShutdown(true);
        return executor;
    }
}